body,p,h1,h2,h3,h4,h5,h6,dd{margin:0;}
ul,li,ol,dl,dt{margin:0;padding:0;list-style:none;}
a{text-decoration:none;color:#000;}
img{display:block;border:0;}
form,button,textarea{margin:0;padding:0}
input,button,textarea{outline:none}

/*万能 轻浮动  父级浮动   父级绝对定位     */

.clearFloat:after{
	content:'';
	display:block;
	clear:both;
	height:0;
	width:0;
	visibility:hidden;
}
.clearFloat{
	zoom:1;
}


